From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Dmitry Gutov Newsgroups: gmane.emacs.devel Subject: Re: emacs rendering comparisson between emacs23 and emacs26.3 Date: Tue, 7 Apr 2020 02:53:24 +0300 Message-ID: <8e18b4dd-3845-5bdf-6e00-81a0ef0886dd@yandex.ru> References: <054393f3-3873-ab6e-b325-0eca354d8838@gmx.at> <20200403174757.GA8266@ACM> <20200404104553.GA5329@ACM> <07fe3b69-3ab2-3173-0696-cb17809e2b91@gmx.at> <83blo7v68b.fsf@gnu.org> <1845d7aa-9ae4-3d95-6a30-c7b1d8d8adec@gmx.at> <83a73qt6zs.fsf@gnu.org> <97c4254e-ff43-8402-3645-f713c408c245@gmx.at> <83y2r9syby.fsf@gnu.org> <83tv1xsset.fsf@gnu.org> <5ba98104-7154-972a-743a-9865e10ae3dd@yandex.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="1411"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 Cc: rms@gnu.org, emacs-devel@gnu.org, rudalics@gmx.at, rrandresf@gmail.com, acm@muc.de, Eli Zaretskii To: Stefan Monnier Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Tue Apr 07 01:54:05 2020 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jLbZ7-0000Ds-6K for ged-emacs-devel@m.gmane-mx.org; Tue, 07 Apr 2020 01:54:05 +0200 Original-Received: from localhost ([::1]:39188 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jLbZ6-0000Us-8J for ged-emacs-devel@m.gmane-mx.org; Mon, 06 Apr 2020 19:54:04 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:54700) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jLbYa-0008WL-3a for emacs-devel@gnu.org; Mon, 06 Apr 2020 19:53:32 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1jLbYZ-0004x1-61 for emacs-devel@gnu.org; Mon, 06 Apr 2020 19:53:32 -0400 Original-Received: from mail-wr1-x430.google.com ([2a00:1450:4864:20::430]:35846) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1jLbYX-0004vF-Ja; Mon, 06 Apr 2020 19:53:29 -0400 Original-Received: by mail-wr1-x430.google.com with SMTP id k1so1757343wrm.3; Mon, 06 Apr 2020 16:53:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=GQS96afv7PCnDztUQ6gSY6bob0s3H7slJ01i2jQ7ExI=; b=khOO8hZKZCHs4/dpyXCtoJFj/9UjVjUoYDl8L1BdfJD+ccQ7p+UWLlNaO6RXhBhxV0 gkmRXB0doMmfiqnASqvW+1uZ677arEMt5QTupgtg8eYWz0CTkdGeolPocJO4pz30Ueuk eyXFU/BlA3eF7km6ST0kr2ZRztKLKPqI3nMKBMtPGsga2sKA8a2Q6LztXFo82jzEO9VO 40mXXUqv/RTMhOOESnZJbIDHPW7bWQBjuKzQjNx7rxSSsrlmOs5thZ7JmWzj2nVwMs1a ZjpcO+Vh5oeLlZDbgmE/lawnOVz+qsADbXTNOBc/NQwUddfu6qWmcGEjOHM5arPQFJCP ShVQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:subject:to:cc:references:from:message-id :date:user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=GQS96afv7PCnDztUQ6gSY6bob0s3H7slJ01i2jQ7ExI=; b=r56n0Lvs5uxVxgoHr/7/zYF4JGlxH8OoLKpLQD8TJ7UIXP6n0H2InE2ImxHw9AKYus n1ySI8Zniqxxzlr2w3AL2rGhRD9/o1aamsTqNt/+FfWhjhGStwYxfY1T8WYE17t4a+co wtCTfOpPoOsQLRIzsEbulK3d13OtJCqK1M5fsw0Z9T8MAnSvhc2kNNUXXtGX9WNgmc9e q93htS92a00w5qJpK8cARbDhZN0wWqfdInnlTRzlIHWpXGR0qbiTdB1bYthgV1m5abJY YCGoDzSRXTwkslJNhEzzb2H3/stTZ9RENWpdJ7Z5clvRfdgkkmpwq56IXxuYzHbIWjYM gbhQ== X-Gm-Message-State: AGi0PubgC5c0vRiChhI5vbDofUMbNa10aQNoaTnK+EJgVtbEIbxnLn4F tMBgqR4Jt7FrUMESTNbAD+g= X-Google-Smtp-Source: APiQypLVKF0caIFj5NDs1rO9mkRWlHb5gHXJ6VrDf6ZeFmjO3yhwsTYjSRwf+KML/YU5VUwu6JnLHg== X-Received: by 2002:a5d:6a47:: with SMTP id t7mr1712062wrw.131.1586217208100; Mon, 06 Apr 2020 16:53:28 -0700 (PDT) Original-Received: from [192.168.0.2] ([66.205.73.129]) by smtp.googlemail.com with ESMTPSA id j10sm11501234wru.85.2020.04.06.16.53.25 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 06 Apr 2020 16:53:26 -0700 (PDT) In-Reply-To: Content-Language: en-US X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:4864:20::430 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:246576 Archived-At: On 07.04.2020 02:43, Stefan Monnier wrote: >> that = skip jit-lock when input is pending. > AFAIK jit-lock is never skipped: it's (part of) the redisplay which is > skipped (and that in turn may include calls to jit-lock). This sounds like splitting hairs; if the part containing it is skipped, then jit-lock is skipped as well, obviously. Does that happen when fast-but-imprecise-scrolling is nil as well? Or is the situation that redisplay skips jit-lock when there's pending input (a good thing), but scrolling commands go back and force it anyway, to compute the new positions to scroll to?